system of equations
posted by luckybee .
X^2 + Y^2 =70
Y = 2X + 5
MY ANSWER: 5.6, 1.6 is this correct?

system of equations 
Steve
x^2 + (2x+5)^2 = 70
5x^2 + 20x  45 = 0
x^2 + 4x  9 = 0
x = (4 ± √52)/2
= 2 ± √13
= 5.6, 1.6
we have a winner!
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